Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2018-8453 |
CWE-ID | CWE-416 |
Exploitation vector | Local |
Public exploit | This vulnerability is being exploited in the wild. |
Vulnerable software |
Windows Operating systems & Components / Operating system Windows Server Operating systems & Components / Operating system |
Vendor | Microsoft |
Security Bulletin
This security bulletin contains information about 1 vulnerabilities.
Updated 12.10.2018 - Change technical description, changed CWE-ID.
EUVDB-ID: #VU15249
Risk: Medium
CVSSv4.0: [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Green]
CVE-ID: CVE-2018-8453
CWE-ID:
CWE-416 - Use After Free
Exploit availability: Yes
DescriptionThe vulnerability allows a local attacker to gain elevated privileges on the target system.
The vulnerability exists due to a use-after free error in win32kfull!xxxDestroyWindow Win32k component. A local user can run a specially crafted application, trigger memory corruption and execute arbitrary code in kernel mode.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note: the vulnerability has been actively exploited in the wild.
MitigationInstall updates from vendor's website.
Vulnerable software versionsWindows: 7 - 10
Windows Server: 2008 R2 - 2019 1803
CPE2.3http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8453
http://securelist.com/cve-2018-8453-used-in-targeted-attacks/88151/
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.